In order to investigate the charge transfer protection mechanism on DNA and itselectrophilic nucleotide-dTMP, caffeic acid (DHPAA) and methyl caffeate (MDHPA)protectors have been studied in detail.

为了探讨电荷转移机理，详细研究了咖啡酸（DHPAA）及其甲酯（MDHPA）类保护剂的保护效应。